@Cplakidas: Are you sure about vol. 7 being published in 1990? Worldcat and Cambridge mention 1991 as far as I can see.[1]-[2] - LouisAragon (talk) 02:57, 30 December 2021 (UTC)
- Thanks, LouisAragon, fixed. Constantine ✍ 09:08, 30 December 2021 (UTC)